Question: Name the institution whose alumni is Samuel Taliaferro Rayburn who asmin HQ is in Austin?
Paraphrase: Name the institution whose alumni in Austin is Samuel Taliaferro Rayburn?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q1378052 wdt:P69 ?answer . ?answer wdt:P159 wd:Q16559}
Answer: University of Texas at Austin